| 年份 | 圭亚那 |
|---|---|
| 2023 | - |
| 2022 | 5.93795 |
| 2021 | 6.04395 |
| 2020 | 6.135 |
| 2019 | 6.19685 |
| 2018 | 6.2392 |
| 2017 | 6.27164 |
| 2016 | 6.28404 |
| 2015 | 6.28961 |
| 2014 | 6.29787 |
| 2013 | 6.3115 |
| 2012 | 6.32823 |
| 2011 | 6.34437 |
| 2010 | 6.34783 |
| 2009 | 6.33454 |
| 2008 | 6.30851 |
| 2007 | 6.27421 |
| 2006 | 6.23583 |
| 2005 | 6.19568 |
| 2004 | 6.15154 |
| 2003 | 6.09908 |
| 2002 | 6.0252 |
| 2001 | 5.92407 |
| 2000 | 5.80361 |
| 1999 | 5.66868 |
| 1998 | 5.52659 |
| 1997 | 5.38816 |
| 1996 | 5.26295 |
| 1995 | 5.15465 |
| 1994 | 5.06263 |
| 1993 | 4.98024 |
| 1992 | 4.89798 |
| 1991 | 4.79047 |
| 1990 | 4.64122 |
| 1989 | 4.46725 |
| 1988 | 4.28868 |
| 1987 | 4.12252 |
| 1986 | 3.9808 |
| 1985 | 3.87139 |
| 1984 | 3.79498 |
| 1983 | 3.74758 |
| 1982 | 3.72395 |
| 1981 | 3.71869 |
| 1980 | 3.72896 |
| 1979 | 3.75086 |
| 1978 | 3.77807 |
| 1977 | 3.80605 |
| 1976 | 3.83141 |
| 1975 | 3.8505 |
| 1974 | 3.86208 |
| 1973 | 3.86815 |
| 1972 | 3.87301 |
| 1971 | 3.88052 |
| 1970 | 3.91215 |
| 1969 | 3.97135 |
| 1968 | 4.03674 |
| 1967 | 4.10052 |
| 1966 | 4.15372 |
| 1965 | 4.185 |
| 1964 | 4.18759 |
| 1963 | 4.16728 |
| 1962 | 4.13933 |
| 1961 | 4.12121 |
| 1960 | 4.14406 |